22236494885 has 24 divisors (see below), whose sum is σ = 29339842560. Its totient is φ = 16166636640.

The previous prime is 22236494881. The next prime is 22236494893. The reversal of 22236494885 is 58849463222.

It is not a de Polignac number, because 22236494885 - 2² = 22236494881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22236494881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3325976 + ... + 3332654.

It is an arithmetic number, because the mean of its divisors is an integer number (1222493440).

Almost surely, 2^22236494885 is an apocalyptic number.

It is an amenable number.

22236494885 is a deficient number, since it is larger than the sum of its proper divisors (7103347675).

22236494885 is a wasteful number, since it uses less digits than its factorization.

22236494885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12209 (or 12198 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 53.

The spelling of 22236494885 in words is "twenty-two billion, two hundred thirty-six million, four hundred ninety-four thousand, eight hundred eighty-five".